The stress singularity in the heel region of gravity DAMS is discussed in order to apply finite dement method directly to dam design.
探讨了有限单元法应用于重力坝设计及坝踵等应力奇异区域的应力控制标准问题。
By analyzing the relationship of medial axis and structural singularity, we propose a new idea of medial axis based adaptive finite element fuzzy control.
通过分析中轴与结构奇异性之间的关系，作者提出了基于中轴的自适应有限元模糊控制的思想。
Firstly, after depicting the singularity of stress field at the top of crack, the finite element method to calculate stress intensity factor of plain fracture problems is founded.
首先，对反射裂缝尖端应力场的奇异性进行了描述，建立了平面断裂问题应力强度因子的有限单元解。
In this paper, a new type of elements and the stiffness matrix have been developed, which can be used to eliminate the singularity in the finite element model such as space truss and frame.
本文提出了一个用于消除空间杆梁结构有限元模型中的无刚度“奇点”的元素及相应的刚度矩阵计算公式。
In this paper, a new type of elements and the stiffness matrix have been developed, which can be used to eliminate the singularity in the finite element model such as space truss and frame.
本文提出了一个用于消除空间杆梁结构有限元模型中的无刚度“奇点”的元素及相应的刚度矩阵计算公式。
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